Esigabeni somuntu wakudala, abantu abakafuyi izilwane ezifuywayo njengokudla kwabo, ngakho-ke imithombo yokudla yabantu ivame ukuzingela kanye nokukha izithelo zezitshalo. Kodwa ngenxa yokuthi ukuzingela kuyingozi kakhulu, abantu baye basungula amathuluzi amaningi ukuze bathuthukise izinga labo lempumelelo yokuzingela. Imimese yethambo ingomunye wayo.
Imimese yethambo imimese eyenziwe ngamathambo ezilwane.
Esikhathini samanje abantu akusadingeki bazingele ezintabeni nsuku zonke ukuze bathole ukudla okuzogcwalisa izisu zabo, kodwa imimese yamathambo izuzwe abantu ngenye indlela, okungukuthi, imimese. Imimese yanamuhla akuyona nje imimese esiyisebenzisayo ukusika imifino nezithelo, kunezinhlobo eziningi zemimese, ake sibheke eminye imimese emikhulu.
imimese yensimbi
Impahla eluhlaza yalolu hlobo lwemimese iyinsimbi, futhi imimese yensimbi yanamuhla ngokuvamile yenziwa ngensimbi engagqwali. Izinga layo lokushisa elikwazi ukumelana nokushisa liphakathi kwamadigri Celsius angamakhulu amabili namakhulu amathathu. Imimese esetshenziselwa ukusika imifino nezithelo emindenini yethu ngokuvamile imimese yensimbi. Enqubweni yokukhiqiza, ama-emulsions ngokuvamile asetshenziselwa ukupholisa amathuluzi ensimbi.
Imimese Yensimbi Esheshayo
Nakuba igama elithi "ijubane eliphezulu" lisanda kwengezwa, lihluke ngokuphelele emimese yensimbi. Imimese yensimbi enesivinini esiphezulu imimese eyenziwe ngensimbi ye-alloy yezinga eliphezulu Le nsimbi ye-alloy yezinga eliphezulu ngokuvamile yakhiwa izingxenye zamakhemikhali ezimbalwa njenge-chromium, i-nickel, i-tungsten, i-molybdenum, ne-vanadium. Ukumelana nokushisa kwayo kufika izikhathi ezimbili kuya kwezintathu kunemimese yensimbi yendabuko.
Imimese yensimbi ye-high-speed alloy steel ngokuvamile isetshenziswa kakhulu emkhakheni wezimboni.Imimese yensimbi enesivinini esiphezulu ingavame ukubonakala ezingxenyeni zezimboni ezinobunjwa bejometri nezinqubo ezidinga ukusika okuphezulu okuqhubekayo.
Ithuluzi lokusika i-Carbide
Lommese kungashiwo ukuthi uwummese wokusika imibese. Izinga layo lokushisa elikwazi ukumelana nokushisa lingafinyelela ku-1,000 degrees Celsius, ubulukhuni nokuqina kwayo kungaphezu kwebanga elilodwa kunelemimese yensimbi enesivinini esikhulu, futhi ayigugi kakhulu kunemimese yensimbi enesivinini esikhulu.
Izinto zayo zokusetshenziswa yi-tungsten carbide (WC), i-titanium carbide (TiC), i-tantalum carbide (TaC) kanye ne-cobalt engu-5-10%.
ummese we-ceramic
Ukumelana nezinga lokushisa kanye nokuqina kwaleli thuluzi, okungukuthi, ukumelana nokugqoka, kuyisinyathelo esiphakeme kunaleyo yamathuluzi e-carbide ayindilinga. Izingxenye eziyinhloko ziyi-alumina ne-carbide kanti ezinye izinsimbi zixoshwa endaweni yokushisa ephezulu kakhulu.
Njengoba inokumelana nokushisa okuphezulu nokumelana nokugqoka, ukusika okomile kusetshenziswa ikakhulukazi ekusikeni kwezimboni.
ithuluzi diamond
Njengoba igama liphakamisa, lolu hlobo lwethuluzi lusetshenziselwa ngokukhethekile ukusika. Uma ithuluzi elimbozwe ngedayimane lisetshenziselwa ukucubungula i-high-density glass fiber kanye ne-carbon fiber, impilo yesevisi iphindwe kamashumi ayisikhombisa yethuluzi le-alloy lekhwalithi yomsindo. Ububi bamathuluzi edayimane ukuthi ukunamathela kwedayimane kulula ukuwa, futhi akukwazi ukubikezelwa ngokuphumelelayo.
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